Bottle cooler



FIG. 1 is a top, front and left end perspective view of a bottle cooler showing my new design;

FIG. 2 is a front elevational view thereof, the rear view being a mirror image thereof;

FIG. 3 is a right end elevational view thereof; and

FIG. 4 is a bottom plan view thereof. 

The ornamental design for bottle cooler, substantially as shown and described. 